1 ruby glass | Definition of ruby glass
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ruby glass

noun

Definition of ruby glass

: glass of a deep red color containing selenium, an oxide of copper, or a chloride of gold

First Known Use of ruby glass

1757, in the meaning defined above

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More from Merriam-Webster on ruby glass

Rhyming Dictionary: Words that rhyme with ruby glass

Britannica.com: Encyclopedia article about ruby glass

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